How to Determine Your Hair Type and Texture – OLAPLEX Inc.
: The hollow inner core, typically only found in thicker or coarser hair. How to Determine Your Hair Type and Texture – OLAPLEX Inc
: The outer protective "armor" made of overlapping scales . How to Determine Your Hair Type and Texture – OLAPLEX Inc
Each strand is a "mini-organ" composed of about 90% keratin , a tough protein also found in nails. How to Determine Your Hair Type and Texture – OLAPLEX Inc